| Internazionali di Nantes - Qual. | 2023/06/15 08:40 | Leo Van Gysel v David K Kristensen | L | 2-0 |
| Masters di Danimarca - Qual. | 2023/06/08 13:50 | Wolfgang Gnedt v David K Kristensen | L | 2-1 |
| Masters di Danimarca - Qual. | 2023/06/08 10:20 | David K Kristensen v Abhishek Yeligar | W | 2-0 |
| Internazionali di Bonn | 2023/06/01 13:10 | Yu-Han Hsu v David K Kristensen | L | 2-0 |
| Internazionali di Bonn - Qual. | 2023/05/31 09:10 | Kai Niederhuber v David K Kristensen | W | 0-2 |
| Slovenia Open - Qual. | 2023/05/18 09:30 | Yu Huang v David K Kristensen | L | 2-1 |
| Slovenia Open - Qual. | 2023/05/17 15:45 | Bene Benjamin Kiss v David K Kristensen | W | 0-2 |
| Slovenia Open - Qual. | 2023/05/17 07:40 | David K Kristensen v Andraz Krapez | W | 2-1 |